[INFO] cloning repository https://github.com/raz-a/msp432_blink
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/raz-a/msp432_blink" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fraz-a%2Fmsp432_blink", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fraz-a%2Fmsp432_blink'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 2e2fe17764e623a7f7807faab6564aebf371616b
[INFO] testing raz-a/msp432_blink against beta-2022-04-10 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fraz-a%2Fmsp432_blink" "/workspace/builds/worker-8/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/raz-a/msp432_blink on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-8/source/.cargo/config
[INFO] started tweaking git repo https://github.com/raz-a/msp432_blink
[INFO] finished tweaking git repo https://github.com/raz-a/msp432_blink
[INFO] tweaked toml for git repo https://github.com/raz-a/msp432_blink written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/raz-a/msp432_blink already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 563ec7b2f806c678976a03e9976913bec2aaded4e938a64a7456f4bd03f23ff7
[INFO] running `Command { std: "docker" "start" "-a" "563ec7b2f806c678976a03e9976913bec2aaded4e938a64a7456f4bd03f23ff7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "563ec7b2f806c678976a03e9976913bec2aaded4e938a64a7456f4bd03f23ff7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "563ec7b2f806c678976a03e9976913bec2aaded4e938a64a7456f4bd03f23ff7", kill_on_drop: false }`
[INFO] [stdout] 563ec7b2f806c678976a03e9976913bec2aaded4e938a64a7456f4bd03f23ff7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bc2282975d9ca50db5778cd2b8e45b197afac07e9e9bfe8a11facf2e2d75efaa
[INFO] running `Command { std: "docker" "start" "-a" "bc2282975d9ca50db5778cd2b8e45b197afac07e9e9bfe8a11facf2e2d75efaa", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling paste v1.0.6
[INFO] [stderr]    Compiling vcell v0.1.3
[INFO] [stderr]    Compiling seq-macro v0.2.2
[INFO] [stderr]    Compiling serde_derive v1.0.136
[INFO] [stderr]    Compiling serde v1.0.136
[INFO] [stderr]    Compiling toml v0.5.8
[INFO] [stderr]    Compiling msp432_razcal v0.1.0 (https://github.com/raz-a/msp432_razcal#0ab8d2cf)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> /opt/rustwide/cargo-home/git/checkouts/msp432_razcal-9ea8a9eb2ca6ac80/0ab8d2c/src/lib.rs:2:1
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(generic_const_exprs)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> /opt/rustwide/cargo-home/git/checkouts/msp432_razcal-9ea8a9eb2ca6ac80/0ab8d2c/src/lib.rs:3:1
[INFO] [stdout]   |
[INFO] [stdout] 3 | #![feature(generic_arg_infer)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `msp432_razcal` due to 3 previous errors
[INFO] running `Command { std: "docker" "inspect" "bc2282975d9ca50db5778cd2b8e45b197afac07e9e9bfe8a11facf2e2d75efaa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bc2282975d9ca50db5778cd2b8e45b197afac07e9e9bfe8a11facf2e2d75efaa", kill_on_drop: false }`
[INFO] [stdout] bc2282975d9ca50db5778cd2b8e45b197afac07e9e9bfe8a11facf2e2d75efaa